Attachment for router

Details Attachment for router Attachment for router

1979-10-29

1981-02-24

Bray, W. Donald

Woodworking

Shaping machine

Heel forming

409182, B27C 500

Patent

active

042521645

ABSTRACT:
An attachment for power tool such as a router adapted to cut an end of circular cross-section onto a rectangular piece of wood suitable for use as a circular tenon in mortise and tenon construction, the attachment being formed from a block of solid material adapted to be attached to the power tool adjacent the cutting element thereof, said block of solid material having a recess therein with a solid pointed metal element such as a drill bit centered in said recession, attached to the bottom thereof and protruding therefrom to form a point upon which the wood to be cut can be rotated, there being a groove or cut-away portion in said block adjacent and extending into a side of said recession to receive the cutting element of the tool.

REFERENCES:
patent: 2587994 (1952-03-01), Gregory
patent: 2729437 (1956-01-01), Brenner
patent: 4044805 (1977-08-01), Gronholz
patent: 4174746 (1979-11-01), Walker et al.

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